19 items total
 
Organization: National Council of Teachers of Mathematics
Grade Band: Grades 3 - 5
Standard Goal: Number and Operations
 identify and use relationships between operations, such as division as the inverse of multiplication, to solve problems 
Factors Lesson: Students learn about factoring by using manipulatives and computer applets.
Estimation (elementary) Lesson: Students practice and improve upon their estimation skills.
Factors Lesson: Students learn about factoring by using manipulatives and computer applets.
Fraction King Lesson: Students and teacher play a game called "Fraction King" to seed the idea of taking fractions of whole numbers then use manipulatives and several computer applets to concretize the idea.
Spy Game Lesson: Students will learn about modular arithmetic in order to decipher encrypted messages.
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Arithmetic Four
Activity: A game like Fraction Four but instead of fraction questions the player must answer arithmetic questions (addition, subtraction, multiplication, division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions. Arithmetic Four is one of the Interactivate assessment games.
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Arithmetic Quiz
Activity: Similar to Arithmetic Four: Arithmetic Quiz gives the user randomized questions to answer on arithmetic with whole numbers and integers. Parameters: Level of difficulty and types of questions. Arithmetic Quiz is one of the Interactivate assessment quizzes.
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Estimator Four
Activity: Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Four is one of the Interactivate assessment games.
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Estimator Quiz
Activity: Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Quiz is one of the Interactivate assessment quizzes.
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Function Machine
Activity: Students investigate very simple functions by trying to guess the algebraic form from inputs and outputs. Function Machine is one of the Interactivate assessment explorers.
 understand and use properties of operations, such as the distributivity of multiplication over addition 
Estimation (elementary) Lesson: Students practice and improve upon their estimation skills.
Factors Lesson: Students learn about factoring by using manipulatives and computer applets.
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Estimator Four
Activity: Play a "Connect-Four" style game, earning a game piece each time you answer an estimation question correctly. This game asks the players to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Four is one of the Interactivate assessment games.
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Estimator Quiz
Activity: Test your estimation skills by answering questions. This quiz asks you to estimate the answer to addition, multiplication, and percentage questions. Choose difficulty level, question types, and time limit. Estimator Quiz is one of the Interactivate assessment quizzes.
 understand the effects of multiplying and dividing whole numbers 
Factors Lesson: Students learn about factoring by using manipulatives and computer applets.
Finding Factors Lesson: Finding the factors of whole numbers.
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Arithmetic Four
Activity: A game like Fraction Four but instead of fraction questions the player must answer arithmetic questions (addition, subtraction, multiplication, division) to earn a piece to place on the board. Parameters: time limit, difficulty level, types of questions. Arithmetic Four is one of the Interactivate assessment games.
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Arithmetic Quiz
Activity: Similar to Arithmetic Four: Arithmetic Quiz gives the user randomized questions to answer on arithmetic with whole numbers and integers. Parameters: Level of difficulty and types of questions. Arithmetic Quiz is one of the Interactivate assessment quizzes.
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Whole Number Cruncher
Activity: Give input to the Whole Number Cruncher and try to guess what it did from the output it generates. This activity only generates multiplication and addition functions to avoid outputting any negative numbers. Whole Number Cruncher is one of the Interactivate assessment explorers.
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